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-rw-r--r--include/linux/fs.h1
-rw-r--r--include/uapi/linux/fs.h5
2 files changed, 5 insertions, 1 deletions
diff --git a/include/linux/fs.h b/include/linux/fs.h
index 780e9c774c54..34693cae15a2 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -356,6 +356,7 @@ struct readahead_control;
#define IOCB_APPEND (__force int) RWF_APPEND
#define IOCB_ATOMIC (__force int) RWF_ATOMIC
#define IOCB_DONTCACHE (__force int) RWF_DONTCACHE
+#define IOCB_NOSIGNAL (__force int) RWF_NOSIGNAL
/* non-RWF related bits - start at 16 */
#define IOCB_EVENTFD (1 << 16)
diff --git a/include/uapi/linux/fs.h b/include/uapi/linux/fs.h
index 0bd678a4a10e..beb4c2d1e41c 100644
--- a/include/uapi/linux/fs.h
+++ b/include/uapi/linux/fs.h
@@ -430,10 +430,13 @@ typedef int __bitwise __kernel_rwf_t;
/* buffered IO that drops the cache after reading or writing data */
#define RWF_DONTCACHE ((__force __kernel_rwf_t)0x00000080)
+/* prevent pipe and socket writes from raising SIGPIPE */
+#define RWF_NOSIGNAL ((__force __kernel_rwf_t)0x00000100)
+
/* mask of flags supported by the kernel */
#define RWF_SUPPORTED (RWF_HIPRI | RWF_DSYNC | RWF_SYNC | RWF_NOWAIT |\
RWF_APPEND | RWF_NOAPPEND | RWF_ATOMIC |\
- RWF_DONTCACHE)
+ RWF_DONTCACHE | RWF_NOSIGNAL)
#define PROCFS_IOCTL_MAGIC 'f'